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BOSTON MARATHON 2024

Claire Nguyen

Bib: 29568•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F45-49)
#0 / 1753
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:29/mi
32:35
↑ 97↓ 3451.5%
10K· 6.21 mi
10:41/mi
1:05:45
↑ 79↓ 1380.4%
15K· 9.32 mi
10:51/mi
1:39:28
↑ 67↓ 78
20K· 12.43 mi
12:16/mi
2:17:34
↑ 106↓ 860.1%
Half· 13.11 mi
10:48/mi
2:24:56
↑ 19↓ 370.5%
25K· 15.53 mi
12:33/mi
2:55:21
↑ 66↓ 880.2%
30K· 18.64 mi
14:36/mi
3:40:43
↑ 181↓ 1480.2%
20M
12:50/mi
3:58:10
↑ 64↓ 500.2%
21M
14:58/mi
4:13:08
↑ 106↓ 241.6%
35K· 21.75 mi
11:58/mi
4:22:05
↑ 17↓ 861.7%
23M
12:24/mi
4:37:36
↑ 23↓ 630.6%
24M
12:55/mi
4:50:31
↓ 821.3%
40K· 24.85 mi
11:51/mi
5:00:39
↓ 200.3%
25.2M
13:44/mi
5:05:23
↑ 13↓ 160.2%
Finish· 26.22 mi
10:39/mi
5:16:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:24:56
Pace11:03 /mi
2nd Half
Distance13.11 mi
Time2:51:18
Pace13:04 /mi
📊Positive Split: 18.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:3432:3510:2932:35
10:29
-
10K
6.21 mi12:29:441:05:4510:3533:10
10:41
+0:12
15K
9.32 mi13:03:271:39:2810:4033:43
10:51
+0:10
20K
12.43 mi13:41:332:17:3411:0438:06
12:16
+1:25
Half
13.11 mi13:48:552:24:5611:037:22
10:48
-1:28
25K
15.53 mi14:19:202:55:2111:1730:25
12:33
+1:45
30K
18.64 mi15:04:423:40:4311:5045:22
14:36
+2:03
20M
20.00 mi15:22:093:58:1011:5417:27
12:50
-1:46
21M
21.00 mi15:37:074:13:0812:0314:58
14:58
+2:08
35K
21.75 mi15:46:044:22:0512:038:57
11:58
-3:00
23M
23.00 mi16:01:354:37:3612:0415:31
12:24
+0:26
24M
24.00 mi16:14:304:50:3112:0612:55
12:55
+0:31
40K
24.85 mi16:24:385:00:3912:0610:08
11:51
-1:04
25.2M
25.20 mi16:29:225:05:2312:074:44
13:44
+1:53
Finish
26.22 mi16:40:135:16:1412:0410:51
10:39
-3:05

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

10:29 /mi

Average Pace

12:04 /mi

Slowest Pace

14:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:41

37% of race

Time at Steady Pace

2:13:29

42% of race

Time at Slower Pace

1:05:04

21% of race

Average Pace: 12:04 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:56:3432:3510:2932:35
10:29
#24066
10K
6.21 mi12:29:441:05:4510:3533:10
10:41
#23941
15K
9.32 mi13:03:271:39:2810:4033:43
10:51
#23789
20K
12.43 mi13:41:332:17:3411:0438:06
12:16
#24002
Half
13.11 mi13:48:552:24:5611:037:22
10:48
#23967
25K
15.53 mi14:19:202:55:2111:1730:25
12:33
#23958
30K
18.64 mi15:04:423:40:4311:5045:22
14:36
#24146
20M
20.00 mi15:22:093:58:1011:5417:27
12:50
#24056
21M
21.00 mi15:37:074:13:0812:0314:58
14:58
#24028
35K
21.75 mi15:46:044:22:0512:038:57
11:58
#23963
23M
23.00 mi16:01:354:37:3612:0415:31
12:24
#23871
24M
24.00 mi16:14:304:50:3112:0612:55
12:55
#23831
40K
24.85 mi16:24:385:00:3912:0610:08
11:51
#23766
25.2M
25.20 mi16:29:225:05:2312:074:44
13:44
#23745
Finish
26.22 mi16:40:135:16:1412:0410:51
10:39
#23665
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi240669994999423540(Top 92%)9707(Top 89%)9707(Top 554%)
10K6.21 mi3.10 mi23941+1259916+789916+7823819(Top 93%)9865(Top 90%)9865(Top 563%)
15K9.32 mi3.11 mi23789+1529843+739843+7323540(Top 92%)9707(Top 89%)9707(Top 554%)
20K12.43 mi3.11 mi24002-2139964-1219964-12124250(Top 95%)10156(Top 93%)10156(Top 579%)
Half13.11 mi0.68 mi23967+359945+199945+1923231(Top 91%)9630(Top 88%)9630(Top 549%)
25K15.53 mi2.42 mi23958+99960-159960-1523774(Top 93%)9952(Top 91%)9952(Top 568%)
30K18.64 mi3.11 mi24146-18810094-13410094-13424665(Top 97%)10499(Top 96%)10499(Top 599%)
20M20.00 mi1.36 mi24056+9010061+3310061+3322667(Top 89%)9592(Top 88%)9592(Top 547%)
21M21.00 mi1.00 mi24028+2810063-210063-223532(Top 92%)10049(Top 92%)10049(Top 573%)
35K21.75 mi0.75 mi23963+6510037+2610037+2621750(Top 85%)9230(Top 84%)9230(Top 527%)
23M23.00 mi1.25 mi23871+9210001+3610001+3621502(Top 84%)9128(Top 84%)9128(Top 521%)
24M24.00 mi1.00 mi23831+409991+109991+1022965(Top 90%)9885(Top 90%)9885(Top 564%)
40K24.85 mi0.85 mi23766+659964+279964+2720162(Top 79%)8615(Top 79%)8615(Top 491%)
25.2M25.20 mi0.35 mi23745+219956+89956+821172(Top 83%)9081(Top 83%)9081(Top 518%)
Finish26.22 mi1.02 mi23665+809923+339923+3320447(Top 80%)8703(Top 80%)8703(Top 496%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21story building
+97ft-345ft

Overall

23540

Females

9707

F45-49

9707

5K→10K

3.1 - 6.2 mi

Top 93%
×5story building
+79ft-138ft

Overall

23819

Females

9865

F45-49

9865

10K→15K

6.2 - 9.3 mi

Top 92%
×3story building
+67ft-78ft

Overall

23540

Females

9707

F45-49

9707

15K→20K

9.3 - 12.4 mi

Top 95%
×5story building
+106ft-86ft

Overall

24250

Females

10156

F45-49

10156

20K→Half

12.4 - 13.1 mi

Top 91%
×2story building
+19ft-37ft

Overall

23231

Females

9630

F45-49

9630

Half→25K

13.1 - 15.5 mi

Top 93%
×4story building
+66ft-88ft

Overall

23774

Females

9952

F45-49

9952

25K→30K

15.5 - 18.6 mi

Top 97%
×9story building
+181ft-148ft

Overall

24665

Females

10499

F45-49

10499

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

22667

Females

9592

F45-49

9592

20M→21M

20.0 - 21.0 mi

Top 92%
×8story building
+106ft-24ft

Overall

23532

Females

10049

F45-49

10049

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

21750

Females

9230

F45-49

9230

35K→23M

21.8 - 23.0 mi

Top 84%
×5story building
+23ft-63ft

Overall

21502

Females

9128

F45-49

9128

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

22965

Females

9885

F45-49

9885

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

20162

Females

8615

F45-49

8615

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

21172

Females

9081

F45-49

9081

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2story building
+22ft-21ft

Overall

20447

Females

8703

F45-49

8703

Passing Analysis

Category:
Athletes Passed
1238
Passed By
837
Net Change
+401
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24066
5K → 10K242117+125#24066#23941
10K → 15K22775+152#23941#23789
15K → 20K55268-213#23789#24002
20K → Half438+35#24002#23967
Half → 25K8778+9#23967#23958
25K → 30K50238-188#23958#24146
30K → 20M977+90#24146#24056
20M → 21M5325+28#24056#24028
21M → 35K683+65#24028#23963
35K → 23M942+92#23963#23871
23M → 24M5010+40#23871#23831
24M → 40K672+65#23831#23766
40K → 25.2M243+21#23766#23745
25.2M → Finish811+80#23745#23665
TOTALS1238837+401
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Questions or issues regarding timing data?

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing